Manufacturer description: The Samyang (Rokinon in the U.S.) AF 85mm F1.4 F is designed with a bright aperture of F1.4. The new 85mm is formed of 9 elements in 7 groups, with 1 Hybrid aspherical lens. It also has Ultra Multi Coating, a feature used to reduce ghosting and lens flare. This lens provides smooth out-focusing and beautiful bokeh effect with excellent center resolution. The AF 85mm F1.4 F lens is equipped with a variety of Samyang’s most advanced lens technologies, making it ideal for a variety of shooting situations – portraits, outdoor, pets and more. It is also lightweight and compact, weighs only 480g without lens caps and hood, maximizing portability and usability.